Sense 3. for the noun is indicated to be a catenative verb, but it is not even a verb. Is there some confusion here? I am not qualified enough to correct this but if you are please do. — This comment was unsigned.
Sense 4 of the noun ("AOL Instant Messenger") would seem to want to come under a separate etymology. 76.191.157.130 07:54, 18 January 2009 (UTC)
Although some British commentators have expressed a preference for aim at (doing), that form is not prevalent today even in BrE. --Backinstadiums (talk) 16:16, 16 August 2021 (UTC)